Pith Number

pith:J5ON3E5B

pith:2019:J5ON3E5BFQNQO43JXXWWYZ52GD

not attested not anchored not stored refs pending

SABER: A Systems Approach to Blur Estimation and Reduction in X-ray Imaging

Jefferson A. Cuadra, K. Aditya Mohan, Robert M. Panas

arxiv:1905.03935 v2 · 2019-05-10 · eess.IV · cs.NA · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J5ON3E5BFQNQO43JXXWWYZ52GD}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-06-04T20:14:29.684449Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f5cdd93a12c1b077369bded6c67ba30e646377d88034d3a9a4d275c70d879fe

Aliases

arxiv: 1905.03935 · arxiv_version: 1905.03935v2 · doi: 10.48550/arxiv.1905.03935 · pith_short_12: J5ON3E5BFQNQ · pith_short_16: J5ON3E5BFQNQO43J · pith_short_8: J5ON3E5B

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/J5ON3E5BFQNQO43JXXWWYZ52GD \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 4f5cdd93a12c1b077369bded6c67ba30e646377d88034d3a9a4d275c70d879fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f498840e6fa9e6fee557db9c938627406269dae91804062ffc97bd65039dd63",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-05-10T04:48:17Z",
    "title_canon_sha256": "6395b0e8fab6ccc98c110cdade262c5bea095623c35fb57feba2a8fc7fa1d80b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.03935",
    "kind": "arxiv",
    "version": 2
  }
}